{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["protein", "DNA", "cell line", "RNA"], "input": "Biopsies of oral hairy leukoplakia , an AIDS-associated lesion characterized by high-level EBV replication , were examined by immunohistochemistry using the BZ1 monoclonal antibody ."}
{"protein": ["BZ1", "monoclonal antibody"], "DNA": [], "cell line": [], "RNA": []}